High speed 1/2 inch shank cobalt prentice drill set is good for high tensile materials such as: alloys. Stainless steel, titanium, carbon steels and cast iron. Sizes 9/16 inch to 1 inch by 64ths, 8 piece set.
Technical Specs
ItemReduced Shank Drill Bit Set
Finish - MachiningStraw/Bronze
Number of Drill Bits8
Drill Bit Point Angle118 Degrees
Flute TypeSpiral
Overall Length6 in
Drill Bit GroupingSet
Shank Dia.1/2 in
IncludesMetal Index
Material Grade - MachiningGeneral Purpose
Largest Drill Bit Size1 in
Material - MachiningCobalt
Measurement SystemFractional Inch
Drill Bit Sizes Included9/16 in, 5/8 in, 11/16 in, 3/4 in, 13/16 in, 7/8 in, 15/16 in, 1 in
Drill Bit Point TypeSplit Point
Cutting DirectionRight Hand
Depth:Dia. Ratio4xD
Shank Type - MachiningStraight
Drill Bit Case TypeMetal Drill Index
Coolant FedNon-Coolant Through
Primary Material ApplicationAll Materials
Smallest Drill Bit Size9/16 in
Country of OriginUnited States
(subject to change)